Drainage device for biogas pipeline of fermentation tank

Abstract

The utility model relates to a fermentation tank biogas pipeline drainage device which comprises a drainage pipe, a stop valve and a steam trap, the device is welded at the bottom of a horizontal pipeline of a biogas conveying pipeline, the drainage pipe, the stop valve and the steam trap are all installed at the lower end of the horizontal pipeline of the biogas conveying pipeline, the stop valve is installed at the front section of the drainage pipe, and the steam trap is installed at the rear section of the drainage pipe. And the steam trap is mounted at the tail section of the drainage pipe. According to the drainage device for the biogas pipeline of the fermentation tank, a continuous drainage mode is adopted, condensate in the biogas pipeline is guided to turn, liquid is prevented from entering the electric control valve and the biogas flow meter, and the electric control valve and the biogas flow meter are effectively protected. Through practical application, the electric control valve and the biogas flow meter are good in effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of fermentation tank, especially to the field of marsh gas pipeline, specifically a kind of marsh gas pipeline drainage device of fermentation tank. BACKGROUND

[0002] Organic matter is degraded in fermentation tank, and the produced marsh gas needs to be continuously and uninterruptedly transported outside, and a large amount of condensed water will be produced with the decrease of temperature during the transportation process, which exists in the marsh gas pipeline, and there are two important devices, electric regulating valve and marsh gas flow meter, in the horizontal section of the marsh gas pipeline, if a large amount of marsh gas condensate accumulates in the marsh gas pipeline, it will seriously affect the accuracy and stability of the electric regulating valve and the marsh gas flow meter, and the consequences are unpredictable.

[0003] The conventional condensate water discharge is discharged by water-sealed tank, and after a period of use, the water-sealed tank will have problems such as unsmooth drainage and slow water replenishment, which will reduce the utilization rate of the equipment, and the drainage and water replenishment pipeline need to be cleaned from time to time. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the shortcomings of the prior art, and provides a marsh gas pipeline drainage device of fermentation tank, which is safe, easy to operate and widely applicable.

[0005] In order to achieve the above-mentioned purpose, the marsh gas pipeline drainage device of fermentation tank is as follows:

[0006] The main feature of the marsh gas pipeline drainage device of fermentation tank is that the device comprises a drain pipe, a stop valve and a trap, the device is welded at the bottom of the horizontal pipeline of the marsh gas conveying pipeline, the drain pipe, the stop valve and the trap are all installed at the lower end of the horizontal pipeline of the marsh gas conveying pipeline, the stop valve is installed at the front section of the drain pipe, and the trap is installed at the end section of the drain pipe.

[0007] Preferably, the device further comprises an elbow and a reducing, the elbow is installed at the bottom of the horizontal pipeline of the marsh gas conveying pipeline, the reducing is installed at the tail end of the elbow, and the drain pipe is connected with the stop valve.

[0008] Preferably, the device further comprises an electric regulating valve and a marsh gas flow meter, the electric regulating valve and the marsh gas flow meter are both installed on the horizontal pipeline of the marsh gas conveying pipeline, and the electric regulating valve and the marsh gas flow meter are installed at the two ends of the drainage device.

[0009] Preferably, the device further comprises a pipeline support, and the pipeline support is fixed on the horizontal pipeline of the marsh gas conveying pipeline.

[0010] Preferably, the device uninterruptedly discharges the condensed water of the horizontal pipeline of the marsh gas conveying pipeline.

[0011] The fermentation tank biogas pipeline drainage device of the utility model adopts the mode of continuous drainage, guides the diversion of condensate liquid in the biogas pipeline, prevents liquid from entering the electric regulating valve and the biogas flow meter, and effectively protects the electric regulating valve and the biogas flow meter. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the three-dimensional view of the fermentation tank biogas pipeline drainage device of the utility model.

[0013] Figure 2 It is the equipment view of the fermentation tank biogas pipeline drainage device of the utility model.

[0014] Reference signs:

[0015] 1 drainage pipe

[0016] 2 stop valve

[0017] 3 drain trap

[0018] 4 biogas conveying pipeline horizontal pipeline

[0019] 5 elbow

[0020] 6 variable diameter

[0021] 7 electric regulating valve

[0022] 8 biogas flow meter DETAILED DESCRIPTION

[0023] In order to describe the technical content of the utility model more clearly, the following further describes in combination with specific embodiments.

[0024] The fermentation tank biogas pipeline drainage device of the utility model comprises a drainage pipe 1, a stop valve 2 and a drain trap 3, the device is welded at the bottom of a biogas conveying pipeline horizontal pipeline 4, the drainage pipe 1, the stop valve 2 and the drain trap 3 are all installed at the lower end of the biogas conveying pipeline horizontal pipeline 4, the stop valve 2 is installed at the front section of the drainage pipe 1, and the drain trap 3 is installed at the tail section of the drainage pipe 1.

[0025] As a preferred embodiment of the utility model, the device further comprises an elbow 5 and a variable diameter 6, the elbow 5 is installed at the bottom of the biogas conveying pipeline horizontal pipeline 4, the variable diameter 6 is installed at the tail end of the elbow 5, and the drainage pipe 1 is connected with the stop valve 2.

[0026] In a preferred embodiment of the present invention, the device further includes an electric regulating valve 7 and a biogas flow meter 8. The electric regulating valve 7 and the biogas flow meter 8 are both installed on the horizontal pipeline 4 of the biogas delivery pipeline, and the electric regulating valve 7 and the biogas flow meter 8 are installed at both ends of the drainage device.

[0027] In a preferred embodiment of this invention, the device continuously discharges condensate from the horizontal pipeline of the biogas delivery pipeline. The pipeline is fixed on a pipeline support.

[0028] In the specific embodiments of this utility model, the shortcomings of the prior art mentioned above are overcome, and a continuous drainage device for biogas pipelines in fermenters that meets the requirements of high safety, simple operation, and wide applicability is provided.

[0029] The continuous drainage device for the biogas pipeline of the fermenter mainly includes a drain pipe 1, a shut-off valve 2 and a steam trap 3. The continuous drainage device needs to be firmly welded to the bottom of the horizontal pipeline 4 of the biogas transmission pipeline and needs to have a certain degree of inclination.

[0030] The horizontal section 4 of the biogas delivery pipeline is connected to the biogas flow meter 8 via an electric regulating valve 7. This drainage device continuously discharges condensate from the straight sections of the biogas pipeline.

[0031] The drain pipe 1, shut-off valve 2, and steam trap 3 are installed at the lower end of the biogas pipeline between the electric regulating valve 7 and the biogas flow meter 8.

[0032] The device also includes a shut-off valve 2, which is installed at the front end of the drain pipe.

[0033] The device also includes a steam trap 3, which is installed at the end of the drainage pipe.

[0034] The device also includes a pipe support, an elbow 5 and a reducer 6, with the elbow 5 and reducer 6 installed on the drainage pipe and the pipe support fixed to the pipe.

[0035] The continuous drainage device for biogas pipelines does not store condensate for extended periods, and its drainage system has a built-in water seal, eliminating the need for water replenishment. This solves the problem of low equipment utilization and prevents condensate from damaging the electric regulating valve and biogas flow meter, thus ensuring their accuracy and stability.

[0036] For the specific implementation scheme of this embodiment, please refer to the relevant descriptions in the above embodiments, which will not be repeated here.

[0037] It is understood that the same or similar parts in the above embodiments can be referred to each other, and the contents not described in detail in some embodiments can be referred to the same or similar contents in other embodiments.

[0038] It should be noted that in the description of this utility model, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance. Furthermore, in the description of this utility model, unless otherwise stated, "a plurality of" means at least two.

[0039] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0040] The biogas pipeline drainage device for fermenters, based on this invention, employs a continuous discharge method to guide the condensate in the biogas pipeline, preventing liquid from entering the electric regulating valve and biogas flow meter, thus effectively protecting these components. This ensures the long-term safe operation of the electric regulating valve and biogas flow meter, and practical application has shown excellent results.

[0041] In this specification, the present invention has been described with reference to specific embodiments thereof. However, it will be apparent that various modifications and variations can be made without departing from the spirit and scope of the present invention. Therefore, the specification and drawings should be considered illustrative rather than restrictive.

Claims

1. A drainage device for biogas pipelines in a fermenter, characterized in that, The device includes a drain pipe, a shut-off valve, and a steam trap. The device is welded to the bottom of the horizontal section of the biogas delivery pipeline. The drain pipe, shut-off valve, and steam trap are all installed at the lower end of the horizontal section of the biogas delivery pipeline. The shut-off valve is installed at the front end of the drain pipe, and the steam trap is installed at the end end of the drain pipe.

2. The biogas pipeline drainage device for the fermenter according to claim 1, characterized in that, The device also includes an elbow and a reducer. The elbow is installed at the bottom of the horizontal section of the biogas delivery pipeline, and the reducer is installed at the end of the elbow. The drain pipe is connected to a shut-off valve.

3. The biogas pipeline drainage device for the fermenter according to claim 1, characterized in that, The device also includes an electric regulating valve and a biogas flow meter, both of which are installed on the horizontal pipeline of the biogas delivery pipeline and at both ends of the drainage device.

4. The biogas pipeline drainage device for the fermenter according to claim 1, characterized in that, The device also includes a pipe support, which is fixed to the horizontal pipeline of the biogas delivery pipeline.

5. The biogas pipeline drainage device for the fermenter according to claim 1, characterized in that, The device continuously discharges condensate from the horizontal pipeline of the biogas delivery pipeline.

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